16687300

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{769}}^1$

素因数の和:821

約数の個数: 72

約数和(自身を含む): 42775040

約数和(自身を除く): 26087740

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 31, 35, 50, 62, 70, 100, 124, 140, 155, 175, 217, 310, 350, 434, 620, 700, 769, 775, 868, 1085, 1538, 1550, 2170, 3076, 3100, 3845, 4340, 5383, 5425, 7690, 10766, 10850, 15380, 19225, 21532, 21700, 23839, 26915, 38450, 47678, 53830, 76900, 95356, 107660, 119195, 134575, 166873, 238390, 269150, 333746, 476780, 538300, 595975, 667492, 834365, 1191950, 1668730, 2383900, 3337460, 4171825, 8343650, 16687300]

約数ペア:

[(1, 16687300), (2, 8343650), (4, 4171825), (5, 3337460), (7, 2383900), (10, 1668730), (14, 1191950), (20, 834365), (25, 667492), (28, 595975), (31, 538300), (35, 476780), (50, 333746), (62, 269150), (70, 238390), (100, 166873), (124, 134575), (140, 119195), (155, 107660), (175, 95356), (217, 76900), (310, 53830), (350, 47678), (434, 38450), (620, 26915), (700, 23839), (769, 21700), (775, 21532), (868, 19225), (1085, 15380), (1538, 10850), (1550, 10766), (2170, 7690), (3076, 5425), (3100, 5383), (3845, 4340)]